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NRS 1-51 - USA - Installation & Operating Manual -
850695-00
Safety information
High level alarms are classed as protective controls according to UL 60730-1 and may only be
installed, electrically connected and brought into service by qualified and competent staff.
Fitting and maintenance work may only be performed by authorized staff who have undergone
specific training.
Danger
The terminal strips of the NRS 1-51 level switch are live during operation!
There is a risk of serious injury due to electric shock.
Before working on terminal strips (installation, removal, connection of cables),
always
cut off power to the equipment.
Attention
The rating plate indicates the technical features of the equipment. Do not bring into
service or operate any equipment that does not bear its own specific rating plate.
Important notes
Attention
Pay attention to regulations in your country, e.g., NEC, NFPA, CEC, when using this
equipment.
